Reel for magnetic recording tape
US4083509A · kind A · utility
13Cited by
6References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 1977 |
| Grant date | Apr 11, 1978 |
| Priority date | — |
| Expiry date | Apr 4, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/5136
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A reel for magnetic recording tape includes a hub having axially extending coaxial inner and outer rims joined by a radially extending web, and an intermediate ring on each side of the web extending axially outwardly of the web and a pair of opposed flanges. The flanges are attached to and extend radially outwardly of the respective hub intermediate rings and each flange includes hub support means cooperating with its respectively adjacent hub intermediate ring and the hub outer rim to assist the hub outer rim in resisting radially inward deflection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.